In this paper, we review some advances made recently in the study of mobile phone
datasets. This area of research has emerged a decade ago, with the increasing availability …

A great variety of systems in nature, society and technology–from the web of sexual contacts
to the Internet, from the nervous system to power grids–can be modeled as graphs of …

Large volumes of event data are becoming increasingly available in a wide variety of
applications, such as healthcare analytics, smart cities and social network analysis. The …

A network is a collection of nodes and edges, where an edge connects two nodes. Many
social, natural and engineered systems can be represented as networks. Examples include …

Well-established fine-scale urban mobility models today depend on detailed but
cumbersome and expensive travel surveys for their calibration. Not much is known …

Human mobility is differentiated by time scales. While the mechanism for long time scales
has been studied, the underlying mechanism on the daily scale is still unrevealed. Here, we …

Human social interactions in local settings can be experimentally detected by recording the
physical proximity and orientation of people. Such interactions, approximating face-to-face …

There is a widespread intuitive sense that different kinds of information spread differently on-
line, but it has been difficult to evaluate this question quantitatively since it requires a setting …

Information diffusion and virus propagation are fundamental processes taking place in
networks. While it is often possible to directly observe when nodes become infected with a …

Online content exhibits rich temporal dynamics, and diverse realtime user generated content
further intensifies this process. However, temporal patterns by which online content grows …